| Acronym | Meaning |
| PRT | Portugal (ISO 3166 Trigram) -Provincial Reconstruction Team |
| MR | ATGW -Medium-Range Anti-Tank Guided Weapon |
| OSERS | U.S. Department Of Education Office Of Special Education And Rehabilitative Services |
| ML | Malayalam Language (ISO 639-1 Code) |
| IMO | In My Opinion - International Maritime Organization |
| RTFM | Read The Fucking/Fine Manual |
| TIP | Thermal Identification Panel |
| TAROT | T?lescope ? Action Rapide Pour Les Objets Transitoires (French |
| PG | Picogram |
| HDD | Hard Disk Drive - High-Density Disk |